APA Style
HAAG, Stephen. (2008).
Information systems essentials .
New York:
McGraw-Hill Irwin.
Chicago Style
HAAG, Stephen.
Information systems essentials.
New York:
McGraw-Hill Irwin,
2008.
Text.
MLA Style
HAAG, Stephen.
Information systems essentials.
New York:
McGraw-Hill Irwin,
2008.
Text.
Turabian Style
HAAG, Stephen.
Information systems essentials.
New York:
McGraw-Hill Irwin,
2008.
Print.